One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,7)(3,11,13,8)(4,9,14,12)(5,15,16,10)(33,34,40,42)(35,36,38,37)(39,47,48,41)(43,45,46,44)(2,7)(4,14)(8,11)(10,15)(17,18,22,23)(19,24,29,32)(20,25,30,28)(21,26,31,27)(33,35)(34,36)(37,42)(38,40)(39,43)(41,44)(45,47)(46,48)(2,7)(5,16)(8,11)(9,12)(18,23)(21,31)(24,32)(25,28)(33,36,40,37)(34,35,42,38)(39,45,48,44)(41,46,47,43)(1,3,6,13)(2,8,7,11)(4,15,14,10)(5,12,16,9)(17,19)(18,24)(20,26)(21,28)(22,29)(23,32)(25,31)(27,30)(33,37,40,36)(34,35,42,38)(39,45,48,44)(41,43,47,46)(1,4)(2,9)(3,10)(5,11)(6,14)(7,12)(8,16)(13,15)(17,20)(18,25)(19,27)(21,24)(22,30)(23,28)(26,29)(31,32)(33,38,40,35)(34,37,42,36)(39,46,48,43)(41,45,47,44)(1,5,6,16)(2,10,7,15)(3,12,13,9)(4,11,14,8)(17,21)(18,26)(19,28)(20,24)(22,31)(23,27)(25,29)(30,32)(33,39,40,48)(34,41,42,47)(35,43,38,46)(36,44,37,45)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.